STX

stx-20260428

Seagate Technology Holdings plc0001137789false00011377892026-04-282026-04-28

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): April 28, 2026

SEAGATE TECHNOLOGY HOLDINGS PUBLIC LIMITED COMPANY

(Exact name of registrant as specified in its charter)

Ireland001-3156098-1597419

(State or other jurisdiction of(Commission File Number)(I.R.S. Employer

incorporation or organization) Identification Number)

121 Woodlands Avenue 5

Singapore739009

(Address of principal executive office)(Zip Code)

Registrant’s telephone number, including area code: (65) 6018-2562

N/A

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of Each ClassTrading SymbolName of Each Exchange on Which Registered

Ordinary Shares, par value $0.00001 per shareSTXThe NASDAQ Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition.

On April 28, 2026, Seagate Technology Holdings plc (the “Company” or “Seagate”) issued a press release reporting its financial results for the fiscal third quarter ended April 3, 2026. The press release is attached to this Current Report on Form 8-K as Exhibit 99.1.

The information in this Item 2.02 and the exhibit hereto are “furnished” and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liability of such section.

Item 7.01    Regulation FD Disclosure.

On April 28, 2026, the Board of Directors of the Company declared a quarterly cash dividend of $0.74 per share, which will be payable on July 7, 2026 to shareholders of record as of the close of business on June 24, 2026.

Seagate has issued a Supplemental Financial Information document. The Supplemental Financial Information is available on Seagate’s Investor Relations website at investors.seagate.com.

Seagate management will hold a public webcast on April 28, 2026 at 2:00 p.m. Pacific / 5:00 p.m. Eastern that can be accessed on its Investor Relations website at investors.seagate.com. During the webcast, the Company will provide an outlook for its fiscal fourth quarter of 2026 including key underlying assumptions. A replay will be available on Seagate’s Investor Relations website at investors.seagate.com shortly following the conclusion of the event and will be archived for approximately one year. Investors and others should note that the Company routinely uses the Investor Relations section of its corporate website to announce material information to investors and the marketplace. While not all of the information that the Company posts on its corporate website is of a material nature, some information could be deemed to be material. Accordingly, the Company encourages investors, the media, and others interested in the Company to review the information that it shares on investors.seagate.com.

The information in this Item 7.01 is “furnished” and shall not be deemed to be “filed” for purposes of Section 18 of the Exchange Act, or otherwise subject to the liability of such section.

Item 9.01    Financial Statements and Exhibits.

(d) Exhibits.

The following exhibit is attached to this Current Report on Form 8-K:

Exhibit No.Description

99.1 Press release, dated April 28, 2026, of Seagate Technology Holdings plc entitled “Seagate Technology Reports Fiscal Third Quarter 2026 Financial Results.”

104Cover Page Interactive Data File (embedded within t

stx-20260127Seagate Technology Holdings plc0001137789false00011377892026-01-272026-01-27

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): January 27, 2026

SEAGATE TECHNOLOGY HOLDINGS PUBLIC LIMITED COMPANY

(Exact name of registrant as specified in its charter)

Ireland001-3156098-1597419 (State or other jurisdiction of(Commission File Number)(I.R.S. Employer incorporation or organization) Identification Number)

121 Woodlands Avenue 5

Singapore739009 (Address of principal executive office)(Zip Code)

Registrant’s telephone number, including area code: (65) 6018-2562 N/A (Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of Each ClassTrading SymbolName of Each Exchange on Which Registered Ordinary Shares, par value $0.00001 per shareSTXThe NASDAQ Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition. On January 27, 2026, Seagate Technology Holdings plc (the “Company” or “Seagate”) issued a press release reporting its financial results for the fiscal second quarter ended January 2, 2026. The press release is attached to this Current Report on Form 8-K as Exhibit 99.1. The information in this Item 2.02 and the exhibit hereto are “furnished” and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liability of such section. Item 7.01    Regulation FD Disclosure. On January 27, 2026, the Board of Directors of the Company declared a quarterly cash dividend of $0.74 per share, which will be payable on April 8, 2026 to shareholders of record as of the close of business on March 25, 2026. Seagate has issued a Supplemental Financial Information document. The Supplemental Financial Information is available on Seagate’s Investor Relations website at investors.seagate.com. Seagate management will hold a public webcast on January 27, 2026 at 2:00 p.m. Pacific / 5:00 p.m. Eastern that can be accessed on its Investor Relations website at investors.seagate.com. During the webcast, the Company will provide an outlook for its fiscal third quarter of 2026 including key underlying assumptions. A replay will be available on Seagate’s Investor Relations website at investors.seagate.com shortly following the conclusion of the event and will be archived for approximately one year. Investors and others should note that the Company routinely uses the Investor Relations section of its corporate website to announce material information to investors and the marketplace. While not all of the information that the Company posts on its corporate website is of a material nature, some information could be deemed to be material. Accordingly, the Company encourages investors, the media, and others interested in the Company to review the information that it shares on investors.seagate.com. The information in this Item 7.01 is “furnished” and shall not be deemed to be “filed” for purposes of Section 18 of the Exchange Act, or otherwise subject to the liability of such section. Item 9.01    Financial Statements and Exhibits. (d) Exhibits. The following exhibit is attached to this Current Report on Form 8-K: Exhibit No.Description 99.1Press release, dated January 27, 2026, of Seagate Technology Holdings plc entitled “Seagate Technology Reports Fiscal Second Quarter 2026 Financial Results.”

104Cover Page Interactive Data File (embedded within the Inline XBRL docume

stx-20251028Seagate Technology Holdings plc0001137789false00011377892025-10-282025-10-28

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): October 28, 2025

SEAGATE TECHNOLOGY HOLDINGS PUBLIC LIMITED COMPANY

(Exact name of registrant as specified in its charter)

Ireland001-3156098-1597419 (State or other jurisdiction of(Commission File Number)(I.R.S. Employer incorporation or organization) Identification Number)

121 Woodlands Avenue 5

Singapore739009 (Address of principal executive office)(Zip Code)

Registrant’s telephone number, including area code: (65) 6018-2562 N/A (Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act: Title of Each ClassTrading SymbolName of Each Exchange on Which Registered Ordinary Shares, par value $0.00001 per shareSTXThe NASDAQ Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02    Results of Operations and Financial Condition. On October 28, 2025, Seagate Technology Holdings plc (the “Company” or “Seagate”) issued a press release reporting its financial results for the fiscal first quarter ended October 3, 2025. The press release is attached to this Current Report on Form 8-K as Exhibit 99.1. The information in this Item 2.02 and the exhibit hereto are “furnished” and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liability of such section. Item 7.01    Regulation FD Disclosure. On October 28, 2025, the Board of Directors of the Company declared a quarterly cash dividend of $0.74 per share, which will be payable on January 9, 2026 to shareholders of record as of the close of business on December 24, 2025. Seagate has issued a Supplemental Financial Information document. The Supplemental Financial Information is available on Seagate’s Investor Relations website at investors.seagate.com. Seagate management will hold a public webcast on October 28, 2025 at 2:00 p.m. Pacific / 5:00 p.m. Eastern that can be accessed on its Investor Relations website at investors.seagate.com. During the webcast, the Company will provide an outlook for its fiscal second quarter of 2026 including key underlying assumptions. A replay will be available on Seagate’s Investor Relations website at investors.seagate.com shortly following the conclusion of the event and will be archived for approximately one year. Investors and others should note that the Company routinely uses the Investor Relations section of its corporate website to announce material information to investors and the marketplace. While not all of the information that the Company posts on its corporate website is of a material nature, some information could be deemed to be material. Accordingly, the Company encourages investors, the media, and others interested in the Company to review the information that it shares on investors.seagate.com. The information in this Item 7.01 is “furnished” and shall not be deemed to be “filed” for purposes of Section 18 of the Exchange Act, or otherwise subject to the liability of such section. Item 9.01    Financial Statements and Exhibits. (d) Exhibits. The following exhibit is attached to this Current Report on Form 8-K: Exhibit No.Description 99.1Press release, dated October 28, 2025, of Seagate Technology Holdings plc entitled “Seagate Technology Reports Fiscal First Quarter 2026 Financial Results.”

104Cover Page Interactive Data File (embedded within the Inline XBRL do